Looks like Plotly to me. UPDATE: Plotly confirmed via looking at the notebook source repo: https://github.com/CFMTech/jupytext_papermill_post/blob/master/plots

Looks like Plotly to me. UPDATE: Plotly confirmed via looking at the notebook source repo: https://github.com/CFMTech/jupytext_papermill_post/blob/master/plots.py https://github.com/CFMTech/jupytext_papermill_post/blob/mast...